C-H-K-N-O, C-x polyhedra, Chalcogen

• C-Fe-H-K-N-O
• Br-C-H-K-N-O-Pt
• C-Cu-H-K-N-O
• C-Cr-Fe-H-K-N-O
• thermal and thermodynamic properties
• electronic and electrical properties
• structural properties
• phase transitions
• mechanical properties
• pnictogen
• alkali
• chalcogen
• organic
• hydrate
• monoclinic
• orthorhombic
• triclinic
• tetragonal
• cubic